The top share index is above the 6,000 point mark again as the post-Greek austerity vote rally continues.The rise comes in spite of Standard & Poor´s warning that the voluntary rollover proposed by the French government and accepted by banks for 70% of Greek debt could be considered a "selective default."Turning to stocks, among the risers is Essar Energy, the India-focused integrated energy company. It said the general meeting to rubber stamp its proposed acquisition of the oil refinery and other associated assets at Stanlow, near Ellesmere Port, Cheshire, will be held in London on 18 July. Shares in John Wood Group, which today announced the admission of new shares, are sharply lower.In the FTSE 250, shares in Elementis have reacted positively to an announcement from the European Commission repealing its decision to impose fines on the company after finding that it had participated in two cartels during the 1980s and 1990s.Newspaper distributor John Menzies is a high-flyer today. It said it is on track to exceed expectations for the full year after seeing the positive start to the year continue. The company said its aviation division has experienced "increased contract win momentum and generally positive trading."South West Water owner Pennon is to build a new plant to generate energy from waste in Exeter. The 'Energy from Waste' plant will process 60,000 tonnes of municipal waste a year and will require Pennon to stump up £45.6m in capital investment.Animal genetics company Genus is feeling bullish about its full-year results, as the markets in which it operates have remained generally favourable. The company should post improved profits in line with market expectations, and strong cash generation. The shares are lower, though, even after Panmure Gordon raised its target price on the company to 1,070p from 1,035p.Noventa's shares took a hammering after the tantalum miner said the results of its diamond drilling programmes in the north-east and south of its Marropino mine in Mozambique showed that the pegmatite body does not constitute an economic resource. The news is another blow to the company and adds to a string of major production failures at its Marropino mine. FTSE 100 - RisersWeir Group (WEIR) 2,183.00p +1.96%Petrofac Ltd. (PFC) 1,556.00p +1.90%British Land Co (BLND) 627.00p +1.87%Tate & Lyle (TATE) 629.50p +1.70%Pearson (PSON) 1,194.00p +1.44%ARM Holdings (ARM) 602.00p +1.43%IMI (IMI) 1,082.00p +1.41%Essar Energy (ESSR) 421.70p +1.37%Morrison (Wm) Supermarkets (MRW) 299.00p +1.36%Hargreaves Lansdown (HL.) 624.00p +1.30%FTSE 100 - FallersJohn Wood Group (WG.) 688.50p -19.11%Cairn Energy (CNE) 411.10p -1.77%Lloyds Banking Group (LLOY) 49.99p -1.60%Glencore International (GLEN) 481.70p -1.49%Barclays (BARC) 261.65p -1.47%Admiral Group (ADM) 1,649.00p -1.43%Royal Bank of Scotland Group (RBS) 39.23p -1.16%Capita Group (CPI) 710.50p -0.91%Aviva (AV.) 442.60p -0.83%Standard Chartered (STAN) 1,659.00p -0.78%FTSE 250 - RisersPremier Foods (PFD) 18.76p +9.84%Pace (PIC) 113.00p +5.31%Elementis (ELM) 180.00p +4.35%RPS Group (RPS) 255.40p +4.24%Cable & Wireless Worldwide (CW.) 48.13p +3.91%Kofax (KFX) 460.60p +3.51%Ocado Group (OCDO) 194.00p +3.25%Micro Focus International Plc (MCRO) 349.50p +2.95%Imagination Technologies Group (IMG) 409.30p +2.89%Anglo Pacific Group (APF) 319.90p +2.83%FTSE 250 - FallersDixons Retail (DXNS) 16.16p -3.29%Telecom Plus (TEP) 669.50p -2.90%Betfair Group (BET) 749.50p -2.73%QinetiQ Group (QQ.) 125.80p -2.56%Sports Direct International (SPD) 234.00p -2.50%International Personal Finance (IPF) 380.50p -2.13%Stagecoach Group (SGC) 263.30p -1.94%Telecity Group (TCY) 547.00p -1.80%Carpetright (CPR) 627.50p -1.49%Euromoney Institutional Investor (ERM) 643.50p -1.45%